<template>
    <div class="header-container">
        <div class="wrapper">
        <!-- logo -->
            <div class="left-wrapper v-link selected">
                <img style="width: 50px" width="50" height="50" src="~assets/images/logo.png">
                <span class="text">尚医通 预约挂号统一平台</span>
            </div>
        <!-- 右侧 -->
        <div class="right-wrapper">
          <span class="v-link clickable">帮助中心</span>
          <span v-if="name == ''" class="v-link clickable" @click="showLogin()" id="loginDialog">登录/注册</span>
          <el-dropdown v-if="name != ''" @command="loginMenu">
                <span class="el-dropdown-link">
                  {{ name }}<i class="el-icon-arrow-down el-icon--right"></i>
                </span>
            <el-dropdown-menu class="user-name-wrapper" slot="dropdown">
              <el-dropdown-item command="/user">实名认证</el-dropdown-item>
              <el-dropdown-item command="/order">挂号订单</el-dropdown-item>
              <el-dropdown-item command="/patient">就诊人管理</el-dropdown-item>
              <el-dropdown-item command="/logout" divided>退出登录</el-dropdown-item>
            </el-dropdown-menu>
          </el-dropdown>
        </div>
        </div>
        <!-- 登录弹出层 -->
    <el-dialog :visible.sync="dialogUserFormVisible" style="text-align: left;" top="50px" :append-to-body="true"  width="960px" @close="closeDialog()">
      <div class="container">
        <!-- 手机登录 #start -->
        <div class="operate-view" v-if="dialogAtrr.showLoginType === 'phone'">
          <div class="wrapper" style="width: 100%">
            <div class="mobile-wrapper" style="position: static;width: 70%">
              <span class="title">{{ dialogAtrr.labelTips }}</span>
              <el-form>
                <el-form-item>
                  <el-input v-model="dialogAtrr.inputValue" :placeholder="dialogAtrr.placeholder" :maxlength="dialogAtrr.maxlength" class="input v-input">
                    <span slot="suffix" class="sendText v-link" v-if="dialogAtrr.second > 0">{{ dialogAtrr.second }}s </span>
                    <span slot="suffix" class="sendText v-link highlight clickable selected" v-if="dialogAtrr.second == 0" @click="getCodeFun()">重新发送 </span>
                  </el-input>
                </el-form-item>
              </el-form>
              <div class="send-button v-button" @click="btnClick()"> {{ dialogAtrr.loginBtn }}</div>
            </div>
            <div class="bottom">
              <div class="wechat-wrapper" @click="weixinLogin()"><span
                class="iconfont icon"></span></div>
              <span class="third-text"> 第三方账号登录 </span></div>
          </div>
        </div>
        <!-- 手机登录 #end -->
        <!-- 微信登录 #start -->
        <div class="operate-view"  v-if="dialogAtrr.showLoginType === 'weixin'" >
          <div class="wrapper wechat" style="height: 400px">
            <div>
              <div id="weixinLogin">

              </div>
            </div>
            <div class="bottom wechat" style="margin-top: -80px;">
              <div class="phone-container">
                <div class="phone-wrapper"  @click="phoneLogin()"><span
                  class="iconfont icon"></span></div>
                <span class="third-text"> 手机短信验证码登录 </span></div>
            </div>
          </div>
        </div>
        <!-- 微信登录 #end -->
        <div class="info-wrapper">
          <div class="code-wrapper">
            <div><img src="//img.114yygh.com/static/web/code_login_wechat.png" class="code-img">
              <div class="code-text"><span class="iconfont icon"></span>微信扫一扫关注
              </div>
              <div class="code-text"> “快速预约挂号”</div>
            </div>
            <div class="wechat-code-wrapper"><img
              src="//img.114yygh.com/static/web/code_app.png"
              class="code-img">
              <div class="code-text"> 扫一扫下载</div>
              <div class="code-text"> “预约挂号”APP</div>
            </div>
          </div>
          <div class="slogan">
            <div>xxxxxx官方指定平台</div>
            <div>快速挂号 安全放心</div>
          </div>
        </div>
      </div>
    </el-dialog>
    </div>
</template>
<script>
import cookie from 'js-cookie'
import Vue from 'vue'
import userInfoApi from '@/api/userInfo'
import smsApi from '@/api/msm'
// 1、引入api
import weixinApi from '@/api/wx'

const defaultDialogAtrr = {
  showLoginType: 'phone', // 控制手机登录与微信登录切换
  labelTips: '手机号码', // 输入框提示
  inputValue: '', // 输入框绑定对象
  placeholder: '输入手机号,固定输入1350000000', // 输入框placeholder
  maxlength: 11, // 输入框长度控制
  loginBtn: '获取验证码', // 登录按钮或获取验证码按钮文本
  sending: true,      // 是否可以发送验证码
  second: -1,        // 倒计时间  second>0 : 显示倒计时 second=0 ：重新发送 second=-1 ：什么都不显示
  clearSmsTime: null  // 倒计时定时任务引用 关闭登录层清除定时任务
}
export default {
  data() {
    return {
      userInfo: {
        phone: '',
        code: '6666',
        openid: ''
      },
      dialogUserFormVisible: false,
      // 弹出层相关属性
      dialogAtrr:defaultDialogAtrr,
      name: '' // 用户登录显示的名称
    }
  },
  created() { //渲染之前
    this.showInfo()
  },
  mounted() { //渲染之后
    // 注册全局登录事件对象
    window.loginEvent = new Vue();
    // 监听登录事件
    loginEvent.$on('loginDialogEvent', function () {
      document.getElementById("loginDialog").click();
    })
    // 触发事件，显示登录层：loginEvent.$emit('loginDialogEvent')

    //js的dom方式引入js文件
    //1 创建script标签
    const script = document.createElement("script")
    //2 script标签添加属性
    script.type = 'text/javascript'
    script.src = 'http://res.wx.qq.com/connect/zh_CN/htmledition/js/wxLogin.js'
    //3 把script标签添加页面body里面
    document.body.appendChild(script)

    // 微信登录回调处理
    let self = this;
    window["loginCallback"] = (name,token, openid) => {
        self.loginCallback(name, token, openid);
    }
  },
  methods: {
    //私有方法
    loginCallback(name, token, openid) {
      // 打开手机登录层，绑定手机号，改逻辑与手机登录一致
      if(openid != '') { //1 判断openid是否为空
        //不为空，绑定手机号
        this.userInfo.openid = openid //赋值
        this.showLogin()
      } else { //为空不需要绑定
        this.setCookies(name, token)
      }
    },
    // 绑定登录或获取验证码按钮
    btnClick() {
      // 判断是获取验证码还是登录
      if(this.dialogAtrr.loginBtn == '获取验证码') {
        this.userInfo.phone = '1350000000';//this.dialogAtrr.inputValue
        // 获取验证码
        this.getCodeFun()
      } else {
        // 登录
        this.login()
      }
    },
    // 绑定登录，点击显示登录层
    showLogin() {
      this.dialogUserFormVisible = true
      // 初始化登录层相关参数
      this.dialogAtrr = { ...defaultDialogAtrr }
    },
    // 登录
    login() {
      this.userInfo.code = '6666';//this.dialogAtrr.inputValue
      if(this.dialogAtrr.loginBtn == '正在提交...') {
        this.$message.error('重复提交')
        return;
      }
      if (this.userInfo.code == '') {
        this.$message.error('验证码必须输入')
        return;
      }
      if (this.userInfo.code.length != 4) {
        this.$message.error('验证码格式不正确')
        return;
      }
      this.dialogAtrr.loginBtn = '正在提交...'
      userInfoApi.login(this.userInfo).then(response => {
        console.log(response.data)
        // 登录成功 设置cookie
        this.setCookies(response.data.name, response.data.token)
      }).catch(e => {
        this.dialogAtrr.loginBtn = '马上登录'
      })
    },
    setCookies(name, token) {
      cookie.set('token', token, { domain: 'localhost' })
      cookie.set('name', name, { domain: 'localhost' })
      window.location.reload()
    },
    // 获取验证码
    getCodeFun() {
      // if (!(/^1[34578]\d{9}$/.test(this.userInfo.phone))) {
      //   this.$message.error('手机号码不正确')
      //   return;
      // }
      // 初始化验证码相关属性
      this.dialogAtrr.inputValue = ''
      this.dialogAtrr.placeholder = '输入验证码，固定输入 6666'
      this.dialogAtrr.maxlength = 6
      this.dialogAtrr.loginBtn = '马上登录'
      // 控制重复发送
      if (!this.dialogAtrr.sending) return;
      // 发送短信验证码
      this.timeDown();
      this.dialogAtrr.sending = false;
      smsApi.sendCode(this.userInfo.phone).then(response => {
        //this.timeDown();
      }).catch(e => {
        this.$message.error('发送失败，重新发送')
        // 发送失败，回到重新获取验证码界面
        this.showLogin()
      })
    },
    // 倒计时
    timeDown() {
      if(this.clearSmsTime) {
        clearInterval(this.clearSmsTime);
      }
      this.dialogAtrr.second = 60;
      this.dialogAtrr.labelTips = '验证码已发送至' + this.userInfo.phone
      this.clearSmsTime = setInterval(() => {
        --this.dialogAtrr.second;
        if (this.dialogAtrr.second < 1) {
          clearInterval(this.clearSmsTime);
          this.dialogAtrr.sending = true;
          this.dialogAtrr.second = 0;
        }
      }, 1000);
    },
    // 关闭登录层
    closeDialog() {
      if(this.clearSmsTime) {
        clearInterval(this.clearSmsTime);
      }
    },
    showInfo() {
      let token = cookie.get('token')
      if (token) {
        this.name = cookie.get('name')
        console.log(this.name)
      }
    },
    loginMenu(command) {
      if('/logout' == command) {
        cookie.set('name', '', {domain: 'localhost'})
        cookie.set('token', '', {domain: 'localhost'})
        //跳转页面
        window.location.href = '/'
      } else {
        window.location.href = command
      }
    },
    handleSelect(item) {
      window.location.href = '/hospital/' + item.hoscode
    },
    weixinLogin() {
        this.dialogAtrr.showLoginType = 'weixin'
        weixinApi.getLoginParam().then(response => {
            var obj = new WxLogin({
                self_redirect:true,
                id: 'weixinLogin', // 需要显示的容器id
                appid: response.data.appid, // 公众号appid wx*******
                scope: response.data.scope, // 网页默认即可
                redirect_uri: response.data.redirectUri, // 授权成功后回调的url
                state: response.data.state, // 可设置为简单的随机数加session用来校验
                style: 'black', // 提供"black"、"white"可选。二维码的样式
                href: '' // 外部css文件url，需要https
            })
        })
        },
    phoneLogin() {
      this.dialogAtrr.showLoginType = 'phone'
      this.showLogin()
    }
  }
}
</script>